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Hello everyone!Here in the diagram attached, there are two routers and two switches. Both routers connect to WAN side but I want only one of them to have ISDN backup line which activates itself only when both WAN sides of two routers being down at th...
>>vishalvyas1986 Thanks for your reply!So...(1) ISDN is a dial-up session, which according to my understandings charges money based on how long the dialup session is established.(2) ISDN I/F is always ACTIVE (with I/F status up / up), however it only...
